Skip to main content

Questions tagged [gears]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
2 votes
1 answer
78 views

My car want go into D but will go into 1st &2nd grear it's also been leaking transmission fluid what could be the problem 07 Buick lacrosse

2007 Buick GMC lacrosse CXL V6 Transmission fluid been leaking now it doesn't want to go into drive(D) but will go/work in 1st and 2nd
1 vote
2 answers
152 views

Severe "Clunk" while riding

I have a 2009 Suzuki Boulevard M90. Been running great, with little to now problems since I bought it new. The other day as I was riding, a large "clunk" happened. It felt like it was on the ...
1 vote
0 answers
22 views

Help Needed: Mazda 6 (2008) Gear Issue in Hot Weather and Traffic - Any Advice?

I’m seeking advice on a frustrating issue I’m experiencing with my 2008 Mazda 6, which has about 115,000 miles on it. The car generally drives perfectly, but I'm encountering a persistent problem with ...
0 votes
1 answer
152 views

How does an epicyclic center differential multiply torque to the rear axles?

I have heard certain AWD cars have an epicyclic center differential that provides more torque to the rear axles than the front axles. I have watched a video by KYLE.ENGINEERS (link https://youtu.be/...
0 votes
1 answer
93 views

Car takes long to shift gears while stationary

I have a sports car that recently started acting up when I change gears from Reverse to drive. I have two main issues that surfaced recently: When changing gears from park to drive, or when engaging ...
0 votes
1 answer
785 views

Car struggles to pull off up hill

Could anyone help with another issue/potential issue I have? When I am parked on a hill, facing upwards, I put my car into first gear and when I pull off it feels as if I am towing something heavy, ...
3 votes
1 answer
405 views

Why does my car grind going into third gear when it’s cold out?

my 2009 5-speed manual Toyota Corolla has been having a bit of an odd issue lately. When first starting the car when it’s been a little colder (1-5 degrees Celsius), it has been grinding third gear ...
0 votes
0 answers
108 views

Renault kwid 0.8 1st gear idle speed issue

I own a a Renault kwid 0.8 4 wheeler.it is my first car and it is used car. I don't have prior experience in owning a car. I have noticed that in 1st gear without giving any gas the speed is reaching ...
1 vote
1 answer
105 views

New car, sometimes engaging first gear does not catch

I cant quite express myself with the proper terminology but I will try, I have a fresh new car. There is just one issue. Sometimes, very sporadically, usually at crossings I engage first gear to start ...
1 vote
0 answers
441 views

Nissan Micra won't kick down into passing gear

My wife's car, 2008 Nissan Micra/March 1.2. Imported from Japan, if that makes a difference. Roughly 1/2 the time, the car won't kick down into passing gear. From a stop, the car goes through 1st, ...
0 votes
1 answer
246 views

To prevent a parked vehicle from rolling down a hill, always set place the transmission in low gear for a manual transmission

How come in oder to prevent a parked vehicle from rolling down a hill, always place the transmission in low gear for a manual transmission? Thank you! "To prevent a parked vehicle from rolling ...
1 vote
1 answer
45 views

Why do Automatic planetary transmissions have gear teeth cut on the outside of the ring gear?

it makes sense that there are teeth cut inside the ring gear since planet gears rotate around inside of the ring. However there are also gear teeth cut on the outside of the ring gear, i think they ...
2 votes
1 answer
106 views

Honda no matter what gear I put it in, it stays in neutral

In weeks before it became completely immobile sometimes while driving on the freeway in 5th gear all of a sudden engine would start revving and any pressure on the gas pedal would just make it rev ...
3 votes
1 answer
661 views

Clutch Pedal Feels A Bit Grindy

Mazda 3 Sport 2017 with 22,000 Miles on the clock ( car had 20,000 miles when I purchased it ) Recently sometimes the pedal feels a bit grindy when bringing the pedal back upwards. The higher the revs ...
3 votes
1 answer
1k views

Why does the wheel size affect the cars gearing?

Using online gearing top speed calculators I realized that the bigger the diameter of the wheels, the higher the theoretical gearing top speed is. Why is that? Why does bigger wheel act as increasing ...
1 vote
1 answer
246 views

After collision Yaris won't start when in park, or shift into park while engine is running

My kid has a small accident in slow-moving stop-and-go traffic. Yaris rear-ended the car in front if it. The plastic front end of the body was destroyed, between the headlights, from front bottom up ...
1 vote
1 answer
67 views

Car Rev Counter +200

When i change upto 3rd, 4th, 5th gear and put my foot on the acceleration my rev counter flicks up 2/300 rpm before returning to normal rpm. The best way to describe what it sounds and feels like is ...
0 votes
0 answers
118 views

Very hard to engage reverse gear when engine running

Hyundai elantra 2009, recently its really hard to engage reverse when engine running (grinding noise). When driving its also easier to change speed when rpms is matched. I already changed clutch ...
1 vote
0 answers
40 views

Motorcycle downshifts are becoming more difficult - do I have a gearbox issue?

I have a 2011 CVO Harley Davidson Ultra glide with a 6 speed gearbox, and while it has always been a little clunky (it's a Harley tourer, not a Yamaha sport bike) recently I have been noticing a new ...
0 votes
1 answer
3k views

Calculating overall ratio in a manual transmission

In any manual transmission, overall ratio of each gear = that gear ratio X final drive ratio. For example if 1st gear ratio = 3.4 and axle ratio is 4.5, then overall ratio in 1st (overall gear ...
0 votes
1 answer
794 views

I have a Suzuki Swift petrol 2008. Sometimes struggles in first and second gear?

I have a Suzuki Swift petrol 2008. car that has sometimes struggles in first and second gear after stopping at junctions but other times it is fine what does this mean ?
0 votes
2 answers
594 views

Does not releasing throttle while up shift wear the engine (reduce engine life) or does it only affect clutch and gear parts life?

I'm very beginner. During my 1st two rides for learning, I couldn't apply the lesson that: Release the throttle when up shifting. I had this thing in my mind but at that time I could not apply the ...
0 votes
1 answer
51 views

Why does my van shudder vibrate only after 20mph and only in gear?

1979 austin/leyland sherpa petrol o series engine. At about 20mph my van starts to shudder vibrate quite badly and gets progressively worse if I dare go at a higher speed. The thing is it only ...
0 votes
2 answers
3k views

When the engine is warm, it's hard to put in a gear

If I start the car, in the beginning I can put in a gear without problems. However, after driving for a while, putting in the gears becomes much more difficult. If the car is turned off, it is always ...
1 vote
0 answers
628 views

VW MQ200 Gear Selector Shaft Bolt/Nut is Snapped, does the whole gearbox need to be replaced?

The Gearbox is a Volkswagon MQ200 series installed on a Skoda Octavia 2008. I experienced problem with the reverse and 5th gear engagement, so attempted to fix the problem. While tightening the nut/...
1 vote
1 answer
1k views

Loud whining noise coming from gearbox when in 5th gear

A little while ago my gear box started to make a loud whining noise when I accelerate in 5th gear, so mainly on the highway. It also happens in 4th but is a lot more subtle than in 5th gear. It almost ...
0 votes
0 answers
99 views

Motorcycle dragging when not in neutral

I have a cbr250r, 2 years old. when I try to move the motorcycle physically it feels a lot heavier/dragging than doing it in neutral. Does it has to do something with clutch? as my gear shifts also ...
6 votes
6 answers
8k views

Trouble getting in first gear when car is hot

I drive a 1990 Mazda B2600 2W drive and within the last couple weeks I've noticed that I have been having some problems with getting into 1st gear and reverse when my car has been running for a while. ...
2 votes
2 answers
169 views

2018 Harley Forty-Eight Special - Won't Accelerate After Gravel Wipeout

I spilled on the up in the mountains yesterday (I'm fine) and had to get a tow. I went down on the left side and fear I might've done something to the gearbox or shifter. I was able to ride maybe 500 ...
4 votes
2 answers
123 views

Weirdest power loss pattern

I've a CDTI Opel Meriva from 2003. It started having this weird issue 2~ years ago and it hasn't really improved or worsened, but I've taken it to the official Opel service and various mechanics and ...
1 vote
2 answers
1k views

Scooter clutch plate gets damaged/burn't for a short time

I have an Indian Scooter (Bajaj Chetak) which was bought 15 years ago. For the last few days, the scooter has been witnessing lot of problems. 1. The clutch plate gets damaged and burn't - It ...
1 vote
1 answer
2k views

how much damage can you cause an engine by driving it in 1st gear at 60km/h for about 15 minuets?

I know this sounds crazy but I just bought my first car and just drove it for the first time. It was my first time driving by myself (cause I just got my licence, im in Australia btw) and I was so ...
2 votes
0 answers
34 views

2019 Subaru Impreza

I have a ‘19 Subaru Impreza, sometimes my rpm will go up to 2000 and will not move when I accelerate or slow down. Example: I sped up to 75mph and slammed on my brakes at 50 mph and the rpm still did ...
3 votes
7 answers
26k views

Still safe to use a helmet when it's dropped?

I dropped my helmet from the seat of my motorcycle. Is it still safe to use it?
-1 votes
1 answer
59 views

Why does my gear only engage downhill

I'm having a mechanical problem with my 250cc motorcycle. It has 5-gears, and all work smoothly but the 5th gear. the 5th gear will only work/engage when I shift to it coming downhill on a roadway, ...
0 votes
0 answers
197 views

Renault Logan 2011 unknown electrical issue

I have a Renault Logan 2011 since March 2018 and it has run for about 173,000 km so far. About a year back it started having this strange problem where during initial start the automatic transmission ...
3 votes
4 answers
30k views

Should starter pinion be greased?

When replacing a starter (or reinstalling the old one), should the pinion that powers the flywheel (is that actually the flywheel?) be greased or not?
1 vote
0 answers
5k views

Mitsubishi truck Stuck in gear - manual transmission, shifter moves

Anyone has suggestions for what to check when a manual transmission won’t shift out of gear? It’s a 1984 Mitsubishi turbo diesel truck with 5 speed manual transmission. When the clutch is released ...
1 vote
1 answer
4k views

2013 Kia Sportage - Difficult to select first gear

Our 2013 Kia Sportage 1.7 CRDi has recently developed a problem with gear selection. This is specifically affecting the selection of first gear, whether from neutral or any other gear, and it is also ...
3 votes
0 answers
15k views

Scania problem in engaging gears

I am having a problem in engaging gears on my truck series P124 R420. So I started by diagnosing and found no problem. Then removed the gearbox and changed clutch plate & pressure plate. Then ...
0 votes
1 answer
1k views

Citroen C2 VTR refuses to shift down in some scenarios

So far I've found a lot of issues concerning the Sensodrive but nothing really specific to my scenario. At certain times it refuses to switch gears from 2nd to 1st, it'll try about 5 times (5 clicks)...
4 votes
1 answer
6k views

Is intentional kick-down bad for the engine?

I have a car with automatic gear (Mitsubishi 1600cc, if it matters) and sometimes when I want to gain speed quickly (e.g. when passing a slower car in a two-way road) I do a kick-down. I know it ...
10 votes
3 answers
4k views

What stops a car window from falling down?

I have been trying to research how the gears of the crank mechanism of a car window works, either manual or electric. I want to know why it doesn't fall down from gravity. Can anyone link me to an ...
1 vote
3 answers
185 views

Park gear not holding wheels when on jacks

I was recently replacing the brake pads and callipers on my 2002 Chevrolet Suburban 1500 (4WD), and after I’d finished the job but still had the wheels jacked up, I noticed that even though I had the ...
0 votes
1 answer
168 views

Driving in 4Low with hubs unlocked?

04 Xterra, Warn manually locking hubs. Is there any issue with switching into 4Low but keeping the hubs unlocked? The way I understand it, essentially everything up front will be spinning (cv axles ...
0 votes
0 answers
226 views

Fiat500 not going into 2nd gear

Hi I was driving my car and all of a sudden it won’t go into 2nd gear. All of my other gears work perfectly fine but when I put it into second it just jumps straight back into neutral and revs my ...
3 votes
2 answers
14k views

Why doesn't a car parked in first gear roll backwards?

In manual transmission, it is common practice to park a car in the first gear on uphills or in reverse gear on slopes - in addition to park brakes of course, but let's assume it is not being used in ...
2 votes
0 answers
55 views

Automatic suddenly did not change gear

Bit of an odd one, and I'm probably being a bit paranoid. My car is a Ford Focus, 2009, automatic. I'm probably very paranoid about it. It's a diesel, and I realise diesels make different noises than ...
1 vote
1 answer
62 views

I am having trouble with shifting my car in the correct gear

I would like to know what’s wrong with my car .. why does it drives in neutral??I have a 2008 Ford Focus and my shift gear doesn’t drive on the DRIVE label nor park on the Park label .. i don’t know ...
2 votes
2 answers
130 views

Does this gear mesh pattern look good?

2017 Jeep Wrangler JK Unlimited Sport S. Factory: 3.21 open diff New: ARB Air Locker Yukon 4.88 gears